公开(公告)号：US20170297339A1

公开(公告)日：2017-10-19

申请号：US15479575

申请日：2017-04-05

Applicant: SII Printek Inc.

Inventor： Masaru MIDORIKAWA

IPC: B41J2/165

CPC classification number: B41J2/16538 ,  B41J2/16541 ,  B41J2/16544 ,  B41J2/16547

Abstract: A cleaning device includes a blade unit configured to move relative to an ink jet head and to wipe an ejection surface of the ink jet head. The blade unit includes a first blade and a second blade that are arranged in a moving direction of the blade unit and formed into flexible plate shapes and a blower that makes an inner space, which is defined by the first blade and the second blade, into a negative pressure.

公开(公告)号：US20190134976A1

公开(公告)日：2019-05-09

申请号：US16181653

申请日：2018-11-06

Applicant: SII Printek Inc.

Inventor： Naohiro TOMITA ,  Yuki YAMAMURA ,  Masaru MIDORIKAWA ,  Shuji SATO ,  Shunsuke YAMAZAKI

IPC: B41J2/045 ,  B41J2/14

CPC classification number: B41J2/04541 ,  B41J2/04586 ,  B41J2/14209 ,  B41J2/1433 ,  B41J2002/14362 ,  B41J2002/14491 ,  B41J2202/12

Abstract: There are provided a liquid jet head and a liquid jet recording device capable of enhancing the reliability. A liquid jet head according to an embodiment of the disclosure includes a liquid jet section from which liquid is jetted, an electronic control section electrically connected to the liquid jet section, a main protective member adapted to cover a periphery of the electronic control section, a connection section attached to the electronic control section and adapted to electrically connect an outside of the liquid jet head and the electronic control section to each other, and a connection section protective member configured so as to make a state transition between a protection state of covering the connection section and an exposure state of exposing the connection section.

公开(公告)号：US20190126650A1

公开(公告)日：2019-05-02

申请号：US16176648

申请日：2018-10-31

Applicant: SII Printek Inc.

Inventor： Yuki YAMAMURA ,  Masaru MIDORIKAWA ,  Naohiro TOMITA ,  Shunsuke YAMAZAKI ,  Shuji SATO

IPC: B41J29/377 ,  B41J2/175

Abstract: A liquid jet head and a liquid jet recording device capable of accurately detecting the temperature of the ink are provided. A liquid jet head according to an embodiment of the disclosure includes a flow channel member provided with a flow channel of a liquid, and having a high heat conduction part disposed so as to have contact with the liquid flowing inside the flow channel, and a low heat conduction part having lower thermal conductivity than thermal conductivity of the high heat conduction part, a temperature detection element disposed outside the flow channel, and attached to the high heat conduction part, and a liquid jet section from which the liquid is jetted.

公开(公告)号：US20190143685A1

公开(公告)日：2019-05-16

申请号：US16189246

申请日：2018-11-13

Applicant: SII Printek Inc.

Inventor： Yuki YAMAMURA ,  Masaru MIDORIKAWA ,  Shuji SATO ,  Shunsuke YAMAZAKI ,  Naohiro TOMITA

IPC: B41J2/14 ,  B41J2/16

Abstract: There is provided a liquid jet head capable of obtaining an excellent jet characteristic. The liquid jet head is provided with an actuator plate having a plurality of channels extending in a first direction, the plurality of channels filled with liquid, a nozzle plate disposed so as to be opposed to the actuator plate, and having a plurality of nozzle holes at positions corresponding to the plurality of channels, the liquid filled in the plurality of channels being jetted from the plurality of nozzle holes in a second direction crossing the first direction, and an intermediate plate disposed between the actuator plate and the nozzle plate, and having a plurality of slits extending in the first direction at positions corresponding respectively to the plurality of channels and the plurality of nozzle holes, a width of each of the plurality of slits in a third direction crossing each of the first direction and the second direction being larger than a width of each of the plurality of channels in the third direction.

公开(公告)号：US20190143681A1

公开(公告)日：2019-05-16

申请号：US16186941

申请日：2018-11-12

Applicant: SII Printek Inc.

Inventor： Naohiro TOMITA ,  Yuki YAMAMURA ,  Masaru MIDORIKAWA ,  Shuji SATO ,  Shunsuke YAMAZAKI

IPC: B41J2/14

Abstract: There is provided a liquid jet head capable of enhancing the operation reliability. The liquid jet head is provided with an actuator plate having conductivity and a plurality of channels filled with liquid, a nozzle plate having conductivity which is electrically insulated from the actuator plate, and has a plurality of nozzle holes from which the liquid filled in the plurality of channels is jetted, a base having conductivity adapted to support each of the actuator plate and the nozzle plate, and a protective member having conductivity, adapted to cover at least a part of a surface of the nozzle plate in an area where the plurality of nozzle holes is not disposed on a side from which the liquid is jetted, and electrically connected to each of the nozzle plate and the base.

公开(公告)号：US20190134981A1

公开(公告)日：2019-05-09

申请号：US16181912

申请日：2018-11-06

Applicant: SII Printek Inc.

Inventor： Shunsuke YAMAZAKI ,  Naohiro TOMITA ,  Masaru MIDORIKAWA ,  Yuki YAMAMURA ,  Shuji SATO

IPC: B41J2/14 ,  B41J2/16

Abstract: A liquid jet head capable of a stable jet operation is provided. The liquid jet head includes a liquid jet head chip adapted to jet liquid, a flow channel member having a flow channel adapted to guide the liquid to the liquid jet head chip, an adhesive layer adapted to bond the flow channel member and the liquid jet head chip to each other, and an elastic body softer than the adhesive layer and disposed between the flow channel member and the liquid jet head chip.

公开(公告)号：US20190134980A1

公开(公告)日：2019-05-09

申请号：US16181869

申请日：2018-11-06

Applicant: SII Printek Inc.

Inventor： Shunsuke YAMAZAKI ,  Naohiro TOMITA ,  Masaru MIDORIKAWA ,  Yuki YAMAMURA ,  Shuji SATO

IPC: B41J2/14

Abstract: There is provided a liquid jet head which makes it possible to stably manufacture the liquid jet head having an excellent jet characteristic. The liquid jet head is provided with a head chip including an actuator plate having a plurality of channels which is filled with liquid, and a nozzle plate attached to the actuator plate and having a plurality of nozzle holes from which the liquid filled in the plurality of channels is jetted, and a flow channel member fixed along the head chip, having a flow channel of the liquid to be supplied to the plurality of channels, and being higher in rigidity than the head chip.

公开(公告)号：US20190126649A1

公开(公告)日：2019-05-02

申请号：US16176572

申请日：2018-10-31

Applicant: SII Printek Inc.

Inventor： Masaru MIDORIKAWA ,  Shunsuke YAMAZAKI ,  Naohiro TOMITA ,  Shuji SATO ,  Yuki YAMAMURA

IPC: B41J29/377 ,  B41J2/175

Abstract: There are provided a liquid jet head capable of dealing with jet of a variety of types of liquid, and at the same time superior in easiness in handling. The liquid jet head includes a main body part having a liquid jet head chip and a cooling section, and an inflow side connection unit and an outflow side connection unit each configured so as to selectively be attached to and detached from the main body part. As the inflow side connection unit, it is possible to select the first inflow side cover unit and the second inflow side cover unit. As the outflow side connection unit, it is possible to select the first outflow side cover unit and the second outflow side cover unit.

公开(公告)号：US20190126620A1

公开(公告)日：2019-05-02

申请号：US16176681

申请日：2018-10-31

Applicant: SII Printek Inc.

Inventor： Yuki YAMAMURA ,  Masaru MIDORIKAWA ,  Naohiro TOMITA ,  Shunsuke YAMAZAKI ,  Emiko OSAKA ,  Shuji SATO

IPC: B41J2/16 ,  B41J2/14

Abstract: There are provided a liquid jet head and a liquid jet recording device capable of reducing the cost. A liquid jet head according to an embodiment of the disclosure includes a nozzle plate provided with a nozzle, an actuator disposed so as to be opposed to the nozzle plate, and having a channel communicated with the nozzle and an electrode disposed on a wall surface of the channel, and an adhesive layer disposed between the actuator and the nozzle plate, and including a plurality of insulating particles.

公开(公告)号：US20180333958A1

公开(公告)日：2018-11-22

申请号：US15977691

申请日：2018-05-11

Applicant: SII Printek Inc.

Inventor： Masaru MIDORIKAWA ,  Naohiro TOMITA ,  Shunsuke YAMAZAKI ,  Shuji SATO ,  Yuki YAMAMURA

IPC: B41J2/175 ,  B41J25/34 ,  B41J2/14

CPC classification number: B41J2/1752 ,  B41J2/14201 ,  B41J2/14209 ,  B41J2/1433 ,  B41J25/001 ,  B41J25/003 ,  B41J25/34 ,  B41J2002/14362 ,  B41J2202/12 ,  B41J2202/14 ,  B41J2202/19 ,  B41J2202/20 ,  F16B5/0233 ,  F16B13/066 ,  F16B13/0858 ,  F16B29/00

Abstract: A liquid ejecting head is mounted on a carriage in which a first positioning hole defined by a first inner surface is provided. The liquid ejecting head includes a first positioning member and a first intermediate member. The first intermediate member includes a first expansion portion being capable of being inserted into a first positioning hole and abutting on the first inner surface by expanding in a radial direction intersecting with an insertion direction of the first expansion portion. The first expansion portion includes a first insertion hole into which the first positioning member is inserted and expands in the radial direction by the first positioning member being inserted into the first insertion hole.